Update bearer_token.py

bearer_token.py

@@ -1,26 +1,35 @@
+import ast
 import base64
 import hashlib
 import hmac
-import time
+import os
 from datetime import datetime, timezone
 
 class BearerTokenGenerator:
-    SECRET_AUTH_PREFIX = bytes([252, 137, 185, 155, 127, 94, 106, 81, 69, 242, 189, 184, 26, 228, 174, 239])
-    SECRET_KEY = bytes([14, 94, 79, 102, 38, 245, 11, 65, 100, 43, 115, 94, 15, 241, 14, 16, 66, 129, 248, 226, 98, 109, 235, 60, 62, 41, 78, 29, 72, 181, 47, 8])
-
     @staticmethod
     def get_bearer(body: str, path: str = "/chats/stream") -> tuple:
+        # 从环境变量获取 SECRET_AUTH_PREFIX 和 SECRET_KEY
+        secret_auth_prefix_str = os.environ.get('SECRET_AUTH_PREFIX')
+        secret_key_str = os.environ.get('SECRET_KEY')
+
+        if not secret_auth_prefix_str or not secret_key_str:
+            raise ValueError("SECRET_AUTH_PREFIX or SECRET_KEY environment variables are not set")
+
+        # 将字符串转换为字节列表
+        secret_auth_prefix = bytes(ast.literal_eval(secret_auth_prefix_str))
+        secret_key = bytes(ast.literal_eval(secret_key_str))
+
         timestamp = datetime.now(timezone.utc).strftime("%Y-%m-%dT%H:%M:%SZ")
         prefix = f"POST:{path}:{timestamp}\n".encode()
         to_sign = prefix + body.encode()
         
-        signature = BearerTokenGenerator.generate_signature(to_sign)
-        auth_prefix_base64 = base64.b64encode(BearerTokenGenerator.SECRET_AUTH_PREFIX).decode()
+        signature = BearerTokenGenerator.generate_signature(to_sign, secret_key)
+        auth_prefix_base64 = base64.b64encode(secret_auth_prefix).decode()
         
         bearer_token = f"Bearer {auth_prefix_base64}.{signature}"
         return bearer_token, timestamp
 
     @staticmethod
-    def generate_signature(to_sign: bytes) -> str:
-        h = hmac.new(BearerTokenGenerator.SECRET_KEY, to_sign, hashlib.sha256)
+    def generate_signature(to_sign: bytes, secret_key: bytes) -> str:
+        h = hmac.new(secret_key, to_sign, hashlib.sha256)
         return base64.b64encode(h.digest()).decode()